JPS53138738A - Electrophotographic device - Google Patents

Electrophotographic device

Info

Publication number
JPS53138738A
JPS53138738A JP5322877A JP5322877A JPS53138738A JP S53138738 A JPS53138738 A JP S53138738A JP 5322877 A JP5322877 A JP 5322877A JP 5322877 A JP5322877 A JP 5322877A JP S53138738 A JPS53138738 A JP S53138738A
Authority
JP
Japan
Prior art keywords
document
electrophotographic device
fixed
sheet
proximity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP5322877A
Other languages
Japanese (ja)
Inventor
Masaharu Nishikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Olympus Corp
Original Assignee
Olympus Optical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP5322877A priority Critical patent/JPS53138738A/en
Priority to US05/905,037 priority patent/US4189225A/en
Priority to DE2820713A priority patent/DE2820713C2/en
Publication of JPS53138738A publication Critical patent/JPS53138738A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/62—Holders for the original
    • G03B27/6207—Holders for the original in copying cameras
    • G03B27/625—Apparatus which relate to the handling of originals, e.g. presence detectors, inverters
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/522—Projection optics
    • G03B27/525—Projection optics for slit exposure

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Electrophotography Configuration And Component (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)

Abstract

PURPOSE: To efficiently copy a sheet-form original document and also a thick document by providing a sheet feeding device in the proximity of a fixed document tray, and by exposure-scanning it with a fixed optical system.
COPYRIGHT: (C)1978,JPO&Japio
JP5322877A 1977-05-11 1977-05-11 Electrophotographic device Pending JPS53138738A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP5322877A JPS53138738A (en) 1977-05-11 1977-05-11 Electrophotographic device
US05/905,037 US4189225A (en) 1977-05-11 1978-05-09 Electrophotographic apparatus
DE2820713A DE2820713C2 (en) 1977-05-11 1978-05-11 Projection copier with different scanning of the original for single sheets and books

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5322877A JPS53138738A (en) 1977-05-11 1977-05-11 Electrophotographic device

Publications (1)

Publication Number Publication Date
JPS53138738A true JPS53138738A (en) 1978-12-04

Family

ID=12936954

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5322877A Pending JPS53138738A (en) 1977-05-11 1977-05-11 Electrophotographic device

Country Status (3)

Country Link
US (1) US4189225A (en)
JP (1) JPS53138738A (en)
DE (1) DE2820713C2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5979237A (en) * 1982-10-25 1984-05-08 イーストマン・コダック・カンパニー Document scanner

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4433346A (en) * 1982-03-31 1984-02-21 Xerox Corporation Raster input scanner
US4536077A (en) * 1983-04-29 1985-08-20 Xerox Corporation Multi-mode scanner
JPS60194438A (en) * 1984-03-15 1985-10-02 Sharp Corp Copying machine provided with original drum
US5801849A (en) * 1996-10-21 1998-09-01 Telesensory Corporation Image reading device and document scanning system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3493299A (en) * 1966-08-25 1970-02-03 Pitney Bowes Inc Sheet conveying means for copying machines
US3437408A (en) * 1966-09-29 1969-04-08 Xerox Corp Multiple copy electrostatic imaging apparatus
DE1284275B (en) * 1967-09-16 1968-11-28 Agfa Gevaert Ag Optical copier
NL7114228A (en) * 1971-10-15 1973-04-17
JPS49146946U (en) * 1973-04-17 1974-12-18
JPS51101538A (en) * 1975-03-05 1976-09-08 Canon Kk FUKUSHAKI

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5979237A (en) * 1982-10-25 1984-05-08 イーストマン・コダック・カンパニー Document scanner

Also Published As

Publication number Publication date
DE2820713A1 (en) 1978-11-23
US4189225A (en) 1980-02-19
DE2820713C2 (en) 1983-07-07

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